Start or stop wiggle at specific time in After Effects – Expression Example.

You can use any expression in place of the wiggle expression used here, to begin and end the influence of any expression at a specific time. This is an often useful expression in animation. Hopefully this will help you find what you are looking for to start or stop a wiggle or other expression at a specified time.

Apply the following expression to a property to wiggle it beginning at time 2 seconds: